Please helpp meee now please

#12 find the value of x. #13 find the value of the variable.

We just started the introduction into circles and i have no idea how to do this.

Ialready asked this but i never got an answer. will give a high rating and perhaps brainliest. choose the linear inequality that describes the graph. the gray area represents the shaded region. y ≤ –4x – 2 y > –4x – 2 y ≥ –4x – 2 y < 4x – 2